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Book Signing With Dr. Aaron M. Ellison the Professor from Harvard University and the Author of A Field Guide to the Ants of New England
Saturday, August 5 from 12:00-1:00pm At BoiQuip Booth#113 in the Reading Room List Price $29.95 June Special Price $ 26.95 |
1．Book signing means ________.
| A．预订书 | B．签名售书 | C．打折书 |
| A．The life of Dr. Aaron. | B．How to work in the field. | C．The ants of New England. |
| A．＄3.00 | B．＄29.95 | C．＄56.90 |
同类型试题
y = sin x， x∈R， y∈[–1，1]，周期为2π，函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x， x∈[–1，1]， y∈[–π/2，π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2
y = sin x， x∈R， y∈[–1，1]，周期为2π，函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x， x∈[–1，1]， y∈[–π/2，π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2
